Bobbin for thermal transfer film



FIG. 1 is a front elevational view of a bobbin for thermal transfer film showing my new design;

FIG. 2 is a view identical to FIG. 1 but indicating section lines thereon;

FIG. 3 is a left side view of the bobbin of the present invention;

FIG. 4 is a right side view thereof;

FIG. 5 is a sectional view taken along lines 5--5 of FIG. 2;

FIG. 6 is a sectional view taken along lines 6--6 of FIG. 2; and,

FIG. 7 is a perspective view of the bobbin of the present invention depicted in a condition loaded with thermal transfer film in its environmental use, the broken lines showing the film being for illustrative purposes only and forming no part of the claimed design. 

The ornamental design for bobbin for thermal transfer film, as shown and described. 